The probability that 4th power of a positive integer ends in the digit 6 is:
Probability of occurrence of an event -
Let S be the sample space then the probability of occurrence of an event E is denoted by P(E) and it is defined as
- wherein
Where n repeated experiment and E occurs r times.
Last place can be occupied by methods.
to get at unit place of
Last digit should be
is
ways
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